21042579376
21,042,579,376 is an even composite number composed of six prime numbers multiplied together.
What does the number 21042579376 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 240 divisors.
21042579376 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 21042579376:
24 × 7 × 132 × 73 × 97 × 157
(2 × 2 × 2 × 2 × 7 × 13 × 13 × 73 × 97 × 157)See below for interesting mathematical facts about the number 21042579376 from the Numbermatics database.
Names of 21042579376
- Cardinal: 21042579376 can be written as Twenty-one billion, forty-two million, five hundred seventy-nine thousand, three hundred seventy-six.
Scientific notation
- Scientific notation: 2.1042579376 × 1010
Factors of 21042579376
Divisors of 21042579376
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 4 7 8 13 14 16 26 28 52 56 73 91 97 104 112 146 157 169 182 194 208 292 314 338 364 388 511 584 628 676 679 728 776 949 1022 1099 1168 1183 1256 1261 1352 1358 1456 1552 1898 2041 2044 2198 2366 2512 2522 2704 2716 3796 4082 4088 4396 4732 5044 5432 6643 7081 7592 8164 8176 8792 8827 9464 10088 10864 11461 12337 13286 14162 14287 15184 15229 16328 16393 17584 17654 18928 20176 22922 24674 26533 26572 28324 28574 30458 32656 32786 35308 45844 49348 49567 53066 53144 56648 57148 60916 65572 70616 80227 86359 91688 92053 98696 99134 106132 106288 106603 113296 114296 114751 121832 131144 141232 148993 160454 172718 183376 184106 185731 197392 197977 198268 212264 213206 228592 229502 243664 262288 297986 320908 345436 368212 371462 395954 396536 424528 426412 459004 595972 641816 644371 690872 736424 742924 791908 793072 852824 918008 1042951 1111717 1191944 1196689 1283632 1288742 1381744 1385839 1472848 1485848 1583816 1705648 1836016 1936909 2085902 2223434 2383888 2393378 2573701 2577484 2771678 2971696 3167632 3873818 4171804 4446868 4786756 5147402 5154968 5543356 7747636 7782019 8343608 8376823 8893736 9573512 10294804 10309936 11086712 13558363 14452321 15495272 15564038 16687216 16753646 17787472 18015907 19147024 20589608 22173424 27116726 28904642 30990544 31128076 33507292 36031814 41179216 54233452 57809284 62256152 67014584 72063628 101166247 108466904 115618568 124512304 134029168 144127256 187880173 202332494 216933808 231237136 288254512 375760346 404664988 751520692 809329976 1315161211 1503041384 1618659952 2630322422 3006082768 5260644844 10521289688 21042579376
- Sum of all divisors σ(n): 52001713344
- Sum of proper divisors (its aliquot sum) s(n): 30959133968
- 21042579376 is an abundant number, because the sum of its proper divisors (30959133968) is greater than itself. Its abundance is 9916554592
Bases of 21042579376
- Binary: 100111001100011110001000111101100002
- Hexadecimal: 0x4E63C47B0
- Base-36: 9O07I5S
Squares and roots of 21042579376
- 21042579376 squared (210425793762) is 442790146795260549376
- 21042579376 cubed (210425793763) is 9317446810849962130845847269376
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The
square root of 21042579376 is 145060.6058721665 -
The
cube root of 21042579376 is 2760.7875726245
Scales and comparisons
How big is 21042579376?- 21,042,579,376 seconds is equal to 669 years, 4 weeks, 4 days, 8 hours, 56 minutes, 16 seconds.
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To count from 1 to 21,042,579,376 would take you about one thousand, three hundred thirty-eight years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 21042579376 cubic inches would be around 230.1 feet tall.
Recreational maths with 21042579376
- 21042579376 backwards is 67397524012
- The number of decimal digits it has is: 11
- The sum of 21042579376's digits is 46
- More coming soon!
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